Data-driven optimization for fine water injection in a mature oil field

JIA Deli,LIU He,ZHANG Jiqun,GONG Bin,PEI Xiaohan,WANG Quanbin,YANG Qinghai

Table 1 Value ranges of parameters to be adjusted.

Parameter to be adjusted Min. Max. Porosity multiplier for each layer 0.8 1.2 Permeability multiplier for each layer 0.5 2.0 Ratio of vertical permeability to horizontal permeability for each layer 0.02 0.10 Initial capillary pressure at the oil-water contact/kPa 0 30